680800172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{23761}}^1$

素因数の和:23826

約数の個数: 48

約数和(自身を含む): 1397205600

約数和(自身を除く): 716405428

約数列:

[1, 2, 4, 13, 19, 26, 29, 38, 52, 58, 76, 116, 247, 377, 494, 551, 754, 988, 1102, 1508, 2204, 7163, 14326, 23761, 28652, 47522, 95044, 308893, 451459, 617786, 689069, 902918, 1235572, 1378138, 1805836, 2756276, 5868967, 8957897, 11737934, 13092311, 17915794, 23475868, 26184622, 35831588, 52369244, 170200043, 340400086, 680800172]

約数ペア:

[(1, 680800172), (2, 340400086), (4, 170200043), (13, 52369244), (19, 35831588), (26, 26184622), (29, 23475868), (38, 17915794), (52, 13092311), (58, 11737934), (76, 8957897), (116, 5868967), (247, 2756276), (377, 1805836), (494, 1378138), (551, 1235572), (754, 902918), (988, 689069), (1102, 617786), (1508, 451459), (2204, 308893), (7163, 95044), (14326, 47522), (23761, 28652)]